After rescuing a student who scales the mast of the HMS Belfast, the team fight a hotel fire in which the manager's daughter and a 4 yearl old boy are trapped.

Recall, tortured by the previous day's events, visits Liam in intensive care. His insistence on searching a burned building endangers his own life as well as Joe's

A stag-night prank keeps the Watch busy. Pearce tells Fiona he can't marry her, and Sicknote and Jean meet their foster child.

Sicknote finds life with Owen tough. Sally tries to calm a woman planning to burn her husband's belongings, but tragedy ensues.

Blue Watch is called to a collapsed trench at a building site. Recall attends his disciplinary hearing.

The Watch petition in support of Recall, Kelly & Chris's feelings grow stronger.

Blue Watch attends a protest against the demolition of houses, Sally and Joe's relationship is out in the open.

The Watch fight a house fire. On his wedding day, there's no sign of Pearce...

New officer John Coleman arranges a hard training session. A fire in a crack den has dramatic consequences.

As the crack den blaze worsens, the team find themselves fighting more than fire.

Amid a heat wave, there's little support for Sicknote's rehearsals. Pearce hunts information on Hyper. George reveals he and Kelly have split.

Blue Watch is called to a fairground, where a teenager is left in a precarious position on a Ferris wheel. George and Kelly are brought together when Ruby goes missing.

The team rushes to a smoke filled plane, successfully freeing the passengers. George insists he wants a divorce, and the 70s night end in calamity.

Dan, Joe and George receive bravery awards. Coleman gets shocking news on the future of the Watch, and Joe has a proposistion for Sally...

The members of Blue Watch tackle one of their toughest shouts, a fire started by teenagers in a warehouse full of fireworks.